15-letter words containing s, t, o, r
- cast-iron plant — any of several plants belonging to the genus Aspidistra, of the lily family, native to eastern Asia, especially A. eliator, having large evergreen leaves often striped with white, and grown as a houseplant.
- castanospermine — a substance obtained from the Australian chestnut or black bean tree
- casters-up mode — [IBM, probably from slang belly up] Yet another synonym for "broken" or "down". Usually connotes a major failure. A system (hardware or software) which is "down" may be already being restarted before the failure is noticed, whereas one which is "casters up" is usually a good excuse to take the rest of the day off (as long as you're not responsible for fixing it).
- castner process — a process for extracting sodium from sodium hydroxide, devised by Hamilton Young Castner (1858–98)
- castrametations — Plural form of castrametation.
- catastrophising — Present participle of catastrophise.
- catastrophizing — Present participle of catastrophize.
- categoricalness — The quality of being categorical, positive, or absolute.
- categorisations — Plural form of categorisation.
- categorizations — Plural form of categorization.
- catheterisation — Alternative spelling of catheterization.
- cell disruption — Cell disruption is when a biological material becomes smaller to release proteins and enzymes.
- centrosymmetric — having symmetry with a central point
- cephalothoraxes — Plural form of cephalothorax.
- chamois leather — soft cleaning cloth
- charles doughty — Charles Montagu [mon-tuh-gyoo] /ˈmɒn təˌgyu/ (Show IPA), 1843–1926, English traveler and writer.
- charleston peak — a mountain in SE Nevada: highest peak in the Spring Mountains. 11,919 feet (3635 meters).
- charlotte russe — a cold dessert made in a mould with sponge fingers enclosing a mixture of whipped cream, custard, etc
- charlottesville — city in central Va.: pop. 45,000
- chelsea tractor — a four-by-four
- chemoautotrophs — Plural form of chemoautotroph.
- chemopsychiatry — the study and application of chemical substances in psychiatry
- chemosterilants — Plural form of chemosterilant.
- chest protector — a protective pad worn over the chest by a catcher or umpire to shield the body from foul tips.
- chicken lobster — a young lobster weighing 1 pound (0.4 kg) or less.
- chief inspector — an officer of high rank in British police forces
- cholesterolemia — the presence of an abnormal amount of cholesterol in the blood.
- chondroskeleton — the cartilaginous part of the skeleton of vertebrates
- chorioallantois — the membrane of a fetus that is formed by the merging of the allantois and the chorion
- chorioretinitis — (medicine) An inflammation of the choroid and retina of the eye.
- christcross-row — the alphabet.
- christmas carol — a joyful hymn or religious song, celebrating the birth of Christ
- chromatic scale — a twelve-note scale including all the semitones of the octave
- chronobiologist — A person who is involved in chronobiology.
- cigarette smoke — the acrid smoke produced by cigarettes being smoked
- circularisation — Alternative spelling of circularization.
- circumlocutions — Plural form of circumlocution.
- circumlocutious — Circumlocutional.
- circumscription — the act of circumscribing or the state of being circumscribed
- circumvolutions — Plural form of circumvolution.
- city of bristol — a port and industrial city in SW England, mainly in Bristol unitary authority, on the River Avon seven miles from its mouth on the Bristol Channel: a major port, trading with America, in the 17th and 18th centuries; the modern port consists chiefly of docks at Avonmouth and Portishead; noted for the Clifton Suspension Bridge (designed by I. K. Brunel, 1834) over the Avon gorge; Bristol university (1909) and University of the West of England (1992). Pop: 420 556 (2001)
- claustrophobics — Plural form of claustrophobic.
- cleptoparasites — Plural form of cleptoparasite.
- closed fracture — simple fracture.
- closed interval — an interval on the real line including its end points, as [0, 1], the set of reals between and including 0 and 1
- closed traverse — a traverse ending at its point of origin.
- cluster college — a small residential college affiliated with a university but semi-independent and specializing in one field of study.
- coast artillery — artillery used for defending coastal areas.
- cocktail shaker — a container in which cocktails are mixed
- collected works — the works of a particular writer brought together into one volume or a set of volumes